What is MNOs

We are experiencing a revolution in the mobile industry as 3G transition is being realized globally. This represents a shift from voice driven services to multimedia driven ones. Worldwide subscriber number is reported to reach 700 million. This chapter will explore how governments and businesses impact this phenomenon with their policies and strategies. To be able to understand variations and to generalize conclusions, the authors looked at economies at different stages of transition. They explored US as the major economic power and then Korea as a country that reached the status of a developed nation recently and China that has been growing at an exponential rate. The comparison results reveal that the mobile data services have been developing better in South Korea and China than in the US. Mobile data services can be a large potential market and play an important strategic role in a national economy and society. A keystone strategy is effective to promote the diffusion of contents and applications for mobile services. It is important to lead customer consumptions and reach the balance between mobile data services and voice services. The experience from the three countries can provide significant insights for mobile operators in most other counties.